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In a Nutshell:
A Posh Peanut Blog

All things parenthood, fashion, and community.

Ultimate Baby Essentials Checklist for New Parents

Feb 14, 2024

Brooke Hamilton

Discover the must-have items for your newborn with our comprehensive baby essentials checklist. The perfect guide for new parents to stay prepared.

baby in crib wearing leopard print sleep sack

What Should My Baby Wear Under a Sleep Sack?

Feb 14, 2024

Brooke Hamilton

Unsure about what your baby should wear under a sleep sack? Get the best clothing tips for comfort and safety.

mother sitting on bed holding infant wearing matching floral prints

How to Dress Your Baby for a Safe and Comfortable Sleep

Feb 14, 2024

Zoe Siegel

Learn how to dress your baby for sleep with our expert tips. Ensure a safe, cozy night for your little one every time.

Editor's Picks

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4 Steps to Plan Disney Matching Shirts for Your Next Disney Vacation

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Picture-Perfect: How to Choose the Best Outfit for Picture Day.

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Kindergarten Essentials: 5 Must-Have Items for Your Little One

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4 Steps to Plan Disney Matching Shirts for Your Next Disney Vacation

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Size	Weight (lbs)	Height (inches)	Bust	Waist	Hip
Preemie	0-6	UP TO 17	13	13.5	14.25
Newborn	6-9	UP TO 21.5	15	15.25	16
0-3 Months	9-12	21.5-24	16.5	16	17.5
3-6 Months	12-17	24-26.5	17.5	17	19
6-9 Months	17-20	26.5-29	18.5	17.75	20
6-12 Months	17-22	26.5-31	18.5	17.75	20
9-12 Months	20-22	29-31	19.5	18.25	20.5
12-18 Months	22-25	31-33	19.5	18.25	20.5
18-24 Months	25-27	33-34	20.5	19.25	20.75
2T	28-30	34-36	21	19.25	20.75
3T	31-34	36-39	21.5	20	21.5
4T	34-39	39-42	22.25	20.5	22.5
5T	39-43	42-45	23	21.25	23.5
6T	44-48	45-48	24	22	24.5
7Y	49-55	48-50	25	22.75	26
8Y	55-62	50-52	27	24	28
9Y	63 -71	52-54	28	24.75	29
10Y	72-84	54-57	29.5	25.5	31
12Y	84-101	57-62	31.5	26.75	33

Size	Weight (lbs)	Height (inches)	Bust	Waist	Hip
3T-4T	31-39	36-42	22.25	20.5	22.5
5t-6t	39-48	42-48	24	22	24.5
7Y-8Y	49-71	48-52	27	24	28
10Y-12Y	72-101	54-62	32	26.75	34

Size	Weight (lbs)	Waist	Hip
XXS (2/3)	28-34	20	21.5
XS (4/5)	34-43	21.25	23.5
S (6/7)	44-55	22.75	26
M (8)	55-62	24	28
L (10)	72-84	25.5	31
XL (12)	84-101	26.75	33

	2XS	XS	S	M	L	XL	2XL	3XL
Size (Numeric)	0	00-0	0-2	4-6	8-10	12-14	16-18	20-22
Bust	31	32	34	36	38.5	43	47	51.5
Natural Waist	24.5	25.5	27.5	29.5	32	39	43	47.5
Hips	33.5	34.5	36.5	38.5	41	45	49	53

	XS	S	M	L	XL	2XL	3XL
Bust	32	34	38	42	46	50	54
Natural Waist	26	28.5	32.5	36.5	40.5	44.5	48.5
Hips	33.5	34.5	37.5	40.5	43.5	45	47

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In a Nutshell:
A Posh Peanut Blog

FEATURED TOPICS

Trending

Ultimate Baby Essentials Checklist for New Parents

What Should My Baby Wear Under a Sleep Sack?

How to Dress Your Baby for a Safe and Comfortable Sleep

Editor's Picks

4 Steps to Plan Disney Matching Shirts for Your Next Disney Vacation

Picture-Perfect: How to Choose the Best Outfit for Picture Day.

Kindergarten Essentials: 5 Must-Have Items for Your Little One

4 Steps to Plan Disney Matching Shirts for Your Next Disney Vacation

Become a VIP! Join Our Community of 140K+ Parents

Baby and Children's Size Chart (Inches)

Baby and Children's Transitional Size Chart (Inches)

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In a Nutshell: A Posh Peanut Blog

FEATURED TOPICS

Trending

Ultimate Baby Essentials Checklist for New Parents

What Should My Baby Wear Under a Sleep Sack?

How to Dress Your Baby for a Safe and Comfortable Sleep

Editor's Picks

4 Steps to Plan Disney Matching Shirts for Your Next Disney Vacation

Picture-Perfect: How to Choose the Best Outfit for Picture Day.

Kindergarten Essentials: 5 Must-Have Items for Your Little One

4 Steps to Plan Disney Matching Shirts for Your Next Disney Vacation

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In a Nutshell:
A Posh Peanut Blog